Chevrolet Light Duty Truck 1973 Service Manual page 254

4 - 3 0 REAR SU SPEN SION A ND DRIVELINE
Fig. 63—Typical Axle Vent Installation
locking pliers and twist to start shaft removal.
Remove shaft from axle tube.
3. Thoroughly clean both the axle shaft flange and the
end of the wheel hub.
NOTE: Any lubricant on these surfaces tends
to loosen axle hsaft flange bolts.
4. Place a new gasket over the axle shaft and position
the axle shaft in the housing so that the shaft
splines enter the differential side gear. Position
gasket so that holes are in alignment and install
flange-to-hub attaching bolts. Torque bolts to
specifications.
AXLE SHAFT—12-1/4" AXLES
Replacement
1. Remove hub cap, and install Tool J-8117 in tapped
hole on shaft flange.
2. Install slide hammer (Tool J-2619) and remove axle
shaft, as shown in figure 65.
Fig. 64—Removing Flange-to-Hub Bolts
Fig. 65—Removing Axle Shaft—11,000 # Axle
3. Thoroughly remove old gasket material from hub
and hub cap. Clean shaft flange and mating
surfaces in the wheel hub.
4. Install axle shaft so that the flange splines index
into hub splines. Tap shaft into position, using
J-8117 and J-2619.
5. Install new gasket, position flange to hub and install
attaching bolts. Torque bolts to specifications.
HUB AND DRUM ASSEMBLY—FIGS. 66, 67
Removal
1. Remove axle shaft as outlined earlier.
2. Disengage tang of retainer from slot or flat of
locknut, then remove locknut from housing tube,
using appropriate tool, as shown in figure
a. J-2222—10-1/2" axles.
b. J-0870—12-1/4" axles.
3. Disengage tang of retainer from slot or flat of
adjusting nut and remove retainer from housing
tube.
4. Use appropriate tool as specified in Step 2 to
remove adjusting nut from housing tube.
NOTE: Remove thrust washer from housing
tube.
5. Pull hub and drum assembly straight off axle
housing, using care on the
dropping outer bearing inner race and roller
assembly.
. Remove oil seal, and discard.
6
Bearing/Cup—Removal
For 1 0 -1 /4 " Axles
1. Use a hammer and long drift to knock the
bearing, cup and oil seal from the hub assembly.
2. Remove bearing snap ring with a pair of
outer
pliers.
3. With J-24426 on Handle J-8092, as shown in figure
69, drive bearing and cup from the hub
outer
assembly.
.
68
lb. axles to avoid
11,000
inner
LIGHT DUTY TRUCK SERVICE MANUAL